CN213820636U - But rib angle regulation's office chair - Google Patents
But rib angle regulation's office chair Download PDFInfo
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- CN213820636U CN213820636U CN202023114435.9U CN202023114435U CN213820636U CN 213820636 U CN213820636 U CN 213820636U CN 202023114435 U CN202023114435 U CN 202023114435U CN 213820636 U CN213820636 U CN 213820636U
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- fixedly connected
- back plate
- office chair
- rack
- support frame
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Abstract
The utility model discloses a rib angle-adjustable's office chair, its technical scheme is: the adjustable back plate comprises a back plate, the lower extreme fixedly connected with oblate tube support frame of backplate, oblate tube support frame establishes in the front end and the rear end outside of backplate, the right-hand member fixedly connected with bedplate of backplate, the inboard at oblate tube support frame is established to the bedplate, the adjustment groove has been seted up to the inside of backplate, the upper end fixedly connected with rectangular slab of backplate, the inside in adjustment groove is equipped with the adjusting lever, the front end fixedly connected with rack of adjusting lever. Make the gear rotation drive rack reciprocate through rotatory minor axis, the removal of rack can drive the longitudinal movement of adjusting lever in order to adjust the position of neck protection pad, through not hard up the angle with the neck protection pad that can be simple with the screw block, can fix neck protection pad after screwing up once more and make it stop at angle and height that uses comfortable.
Description
Technical Field
The utility model relates to an official working seat field, concretely relates to rib angle-adjustable's office chair.
Background
Office chairs refer to various chairs which are equipped for convenient work in daily work and social activities, are often used in places such as open-type office clerks, conference rooms, reading rooms, book and data rooms, training classrooms, laboratories, employee dormitories, employee dining halls and the like, and are popular because of quick production and manufacture and simple process.
The prior art has the following defects: along with the number of people that use the office chair is more and more, batch production's office chair can't satisfy all people's demand, according to human height weight or musculoskeletal difference, the office chair height width etc. that demands are also different, and the neck is the part of connecting head and vertebra, needs frequent rest in long-term study or office operation, and the unable random adjustment office chair of prior art protects angle and height of neck, is not convenient for use.
Therefore, the invention is necessary to develop an office chair with adjustable angle for neck protection.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides an adjustable angle's of rib office chair through, with the angle of the unable random adjustment office chair rib of solution prior art office chair and the problem that highly all crowds of being not convenient for used.
In order to achieve the above object, the present invention provides the following technical solutions: an office chair with adjustable neck guard angles comprises a back plate, wherein the lower end of the back plate is fixedly connected with a flat round tube support frame, the flat round tube support frame is arranged at the outer sides of the front end and the rear end of the back plate, the right end of the back plate is fixedly connected with a seat plate, the seat plate is arranged at the inner side of the flat round tube support frame, an adjusting groove is formed in the back plate, the upper end of the back plate is fixedly connected with a long plate, an adjusting rod is arranged in the adjusting groove, the front end of the adjusting rod is fixedly connected with a rack, the front side of the rack is meshed and linked with a gear, the inner side of the gear is fixedly connected with a short shaft, the right end of the short shaft is rotatably connected with the back plate through a ball bearing, the other end of the short shaft extends out of the back plate, the upper end of the adjusting rod is fixedly connected with a convex block, the upper end of the convex block is movably connected with a support rod, and the lower end of the support rod is provided with a groove, the inner side of the groove is connected with the convex block in an inserting mode, the neck protection pad is fixedly connected to the upper end of the supporting rod, a through hole is formed in the inner side of the convex block, a through hole is also formed in the position, corresponding to the through hole, of the supporting rod, a tightening screw rod is arranged on the inner side of the through hole, a thread block is connected to the other end of the tightening screw rod in a threaded mode, and the thread block is arranged on the outer side of the supporting rod.
Preferably, the right end of the back plate and the upper end of the seat plate are both fixedly connected with soft pads.
Preferably, the upper end of the oblate tube support frame is fixedly connected with a handrail sleeve, and the outer side of the handrail sleeve is provided with anti-skid grains.
Preferably, the left end of the adjusting groove is fixedly connected with a movable block, the inner side of the movable block is connected with the adjusting rod in a sliding mode, and the left end of the movable block is fixedly connected with the back plate.
Preferably, the upper end of the adjusting rod is fixedly connected with a connecting plate, and the upper end of the connecting plate is fixedly connected with the neck protection pad.
Preferably, the left end of the short shaft is fixedly connected with a rotating handle, and the rotating handle is arranged on the left side of the back plate.
Preferably, the upper end of the rack is fixedly connected with a limiting block, and the lower end of the rack is also fixedly connected with a limiting block.
The utility model has the advantages that:
1. the utility model discloses a rotatory minor axis makes the gear rotatory drive rack reciprocate, and the removal of rack can drive the longitudinal movement of adjusting lever in order to adjust the position of neck protection pad, through with the screw thread piece not hard up can be simple with the angle of neck protection pad deflect, can fix the neck protection pad after screwing up once more and make it use comfortable angle and highly stop.
2. The utility model can make the use more comfortable by arranging the soft cushion, and the soft cushion can reduce the pressure of muscles on the hip and the back; the upper end of the oblate tube support frame can also serve as a handrail by arranging the handrail sleeve, so that the placing comfort of the hand and the small arm is improved; the adjusting rod is limited by the movable block, and the adjusting rod is prevented from generating large deviation.
3. The utility model is provided with the connecting plate to connect the neck guard and the adjusting rod, because the neck guard is made of soft material, the neck guard can fall off after long-time use due to direct connection, so that the connecting plate is used for auxiliary connection; the short shaft can be simply rotated by arranging the rotating handle, and the height of the neck protection pad can be adjusted in a labor-saving manner by rotating the short shaft in a labor-saving manner; the gear is limited by the limiting blocks, so that the gear and the rack which are caused by too much movement are prevented from being out of gear.
Drawings
Fig. 1 is a schematic view of the overall structure provided by the present invention;
fig. 2 is a cross-sectional view provided by the present invention;
fig. 3 is a left side sectional view provided by the present invention;
fig. 4 is a schematic view of the bump connection provided by the present invention;
FIG. 5 is a schematic view of the neck pad connection provided by the present invention;
in the figure: 1. a back plate; 2. a flat round tube support frame; 3. a seat plate; 4. an adjustment groove; 5. a long plate; 6. an adjusting lever; 7. a rack; 8. a gear; 9. a minor axis; 10. a bump; 11. a strut; 12. a groove; 13. a neck pad; 14. a through hole; 15. tightening the screw rod; 16. a thread block; 17. a soft cushion; 18. a handrail sleeve; 19. a movable block; 20. a connecting plate; 21. a rotation handle; 22. and a limiting block.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
the utility model discloses a use as follows: when the utility model is used, the oblate tube support frame 2 supports the seat plate 3 and the back plate 1 and connects the seat plate 3 and the back plate 1 to support the back and support the sitting action, the armrest sleeve 18 is the part of the oblate tube support frame 2 as the armrest, when the neck protection pad 13 is used, the rotating handle 21 is rotated, the rotating handle 21 drives the short shaft 9 inside the adjusting groove 4 to rotate, the rack 7 can be driven to move up and down by the rotation of the gear 8 because the gear 8 is sleeved on the short shaft 9 and the gear 8 is meshed with the rack 7, the rack 7 is arranged at the front end of the adjusting rod 6, so the adjusting rod 6 can also move along with the movement of the rack 7, thereby the height of the neck protection pad 13 can be adjusted, the thread block 16 is rotated to be loosened from the tightening screw rod 15, then the neck protection pad 13 can be screwed up by the thread block 16 after rotating to a proper angle to fix the neck protection pad, the angle and the height of the neck guard part on the office chair can be adjusted, the adjusting rod 6 can be further limited by the limiting block 22 arranged in the adjusting groove 4, so that large deviation cannot occur, the adjusting rod 6, the supporting rod 11 and the neck protection pad 13 are connected in a mode that the convex block 10 fixedly connected with the upper end of the adjusting rod 6 is inserted in the groove 12 and is pinned through the fastening screw 15, and the upper end of the supporting rod 11 is connected with the neck protection pad 13 through the connecting plate 20.
referring to the attached drawing 1 of the specification, the office chair with the adjustable angle neck guard comprises a back plate 1, wherein soft pads 17 are fixedly connected to the right end of the back plate 1 and the upper end of a seat plate 3, a flat round tube support frame 2 is fixedly connected to the lower end of the back plate 1, a handrail 18 is fixedly connected to the upper end of the flat round tube support frame 2, anti-skid grains are arranged on the outer side of the handrail 18, the flat round tube support frame 2 is arranged on the outer sides of the front end and the rear end of the back plate 1, the seat plate 3 is fixedly connected to the right end of the back plate 1, the seat plate 3 is arranged on the inner side of the flat round tube support frame 2, an adjusting groove 4 is arranged in the back plate 1, a movable block 19 is fixedly connected to the left end of the adjusting groove 4, the inner side of the movable block 19 is slidably connected with an adjusting rod 6, the left end of the movable block 19 is fixedly connected with the back plate 1, and a long plate 5 is fixedly connected to the upper end of the back plate 1, an adjusting rod 6 is arranged in the adjusting groove 4, a connecting plate 20 is fixedly connected to the upper end of the adjusting rod 6, the upper end of the connecting plate 20 is fixedly connected with the neck protection pad 13, a rack 7 is fixedly connected to the front end of the adjusting rod 6, a limiting block 22 is fixedly connected to the upper end of the rack 7, a limiting block 22 is also fixedly connected to the lower end of the rack 7, a gear 8 is connected to the front side of the rack 7 in a meshed mode, a short shaft 9 is fixedly connected to the inner side of the gear 8, a rotating handle 21 is fixedly connected to the left end of the short shaft 9, the rotating handle 21 is arranged on the left side of the backboard 1, the right end of the short shaft 9 is rotatably connected with the backboard 1 through a ball bearing, the other end of the short shaft 9 extends out of the backboard 1, a convex block 10 is fixedly connected to the upper end of the adjusting rod 6, a support rod 11 is movably connected to the upper end of the convex block 10, and a groove 12 is formed in the lower end of the support rod 11, the inner side of the groove 12 is connected with the convex block 10 in an inserting mode, the upper end of the supporting rod 11 is fixedly connected with a neck protection pad 13, the inner side of the convex block 10 is provided with a through hole 14, the position, corresponding to the through hole 14, of the supporting rod 11 is also provided with the through hole 14, the inner side of the through hole 14 is provided with a fastening screw rod 15, the other end of the fastening screw rod 15 is connected with a thread block 16 in a threaded mode, and the thread block 16 is arranged on the outer side of the supporting rod.
The implementation scenario is specifically as follows: when the utility model is used, the oblate tube support frame 2 supports the seat plate 3 and the back plate 1 and is connected to enable the seat plate 3 and the back plate 1 to be used for supporting the back and supporting the sitting action, the use can be more comfortable by arranging the cushion 17, the cushion 17 can reduce the pressure of muscles on the hip and the back, the arranged armrest sleeve 18 is the part of the oblate tube support frame 2 as the armrest, the upper end of the oblate tube support frame 2 can also be used as the armrest by arranging the armrest sleeve 18, the comfort of placing the hand and the small arm is increased, when the neck protection pad 13 is used, the rotating handle 21 is rotated, the short shaft 9 can be simply rotated by arranging the rotating handle 21, the height of the neck protection pad 13 can be adjusted more laborsavingly by the laborsavingly rotated short shaft 9, the rotating handle 21 drives the short shaft 9 inside the adjusting groove 4 to rotate, the rack 7 can be driven by the rotation of the gear 8 because the gear 8 is sleeved on the short shaft 9 and the gear 8 is meshed with the rack 7, the gear 8 is limited by arranging the limiting block 22, the gear 8 and the rack 7 are prevented from being disengaged due to excessive movement, the rack 7 is arranged at the front end of the adjusting rod 6, the adjusting rod 6 can also move along with the movement of the rack 7, the height of the neck protection pad 13 can be adjusted, the thread block 16 is rotated to be loosened from the fastening screw rod 15, the thread block 16 can be screwed to be fixed after the neck protection pad 13 is rotated to a proper angle, the angle and the height of the neck protection part on the office chair can be adjusted, the limiting block 22 arranged in the adjusting groove 4 can further limit the adjusting rod 6 to prevent large deviation, the adjusting rod 6 is limited by arranging the movable block 19, large deviation of the position of the adjusting rod 6 is avoided, the adjusting rod 6, the support rod 11 and the neck protection pad 13 are connected in a mode that the convex block 10 is fixedly connected to the upper end of the adjusting rod 6 and is inserted in the groove 12, and the convex block 10 is prevented from being connected to the position of the adjusting rod 6 Through tightly deciding screw 15 round pin and connecting, the upper end of branch 11 is connected through connecting plate 20 and neck protection pad 13, connects rib and adjusting rod 6 through setting up connecting plate 20, because the rib material is softer, so use connecting plate 20 auxiliary connection that the lug connection probably can drop after leading to long-time the use.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.
Claims (7)
1. The utility model provides a rib angle-adjustable's office chair, includes backplate (1), its characterized in that: the lower end of the back plate (1) is fixedly connected with a flat circular tube support frame (2), the flat circular tube support frame (2) is arranged at the outer sides of the front end and the rear end of the back plate (1), the right end of the back plate (1) is fixedly connected with a seat plate (3), the seat plate (3) is arranged at the inner side of the flat circular tube support frame (2), an adjusting groove (4) is formed in the back plate (1), the upper end of the back plate (1) is fixedly connected with a long plate (5), an adjusting rod (6) is arranged in the adjusting groove (4), the front end of the adjusting rod (6) is fixedly connected with a rack (7), a gear (8) is meshed and linked with the front side of the rack (7), a short shaft (9) is fixedly connected with the inner side of the gear (8), the right end of the short shaft (9) is rotatably connected with the back plate (1) through a ball bearing, and the other end of the short shaft (9) extends out of the back plate (1), the utility model discloses a screw thread block of adjusting device, including the upper end fixedly connected with lug (10) of adjusting lever (6), the upper end swing joint of lug (10) has branch (11), the lower extreme of branch (11) is seted up fluted (12), the inboard and lug (10) of recess (12) are pegged graft, the upper end fixedly connected with neck protection pad (13) of branch (11), through-hole (14) have been seted up to the inboard of lug (10), through-hole (14) have also been seted up to the position that branch (11) correspond through-hole (14), the inboard of through-hole (14) is equipped with tightly decides screw rod (15), the other end threaded connection who tightly decides screw rod (15) has thread block (16), the outside at branch (11) is established in thread block (16).
2. A neck adjustable angle office chair as claimed in claim 1, wherein: the right end of the back plate (1) and the upper end of the seat plate (3) are fixedly connected with soft pads (17).
3. A neck adjustable angle office chair as claimed in claim 1, wherein: the upper end of the oblate tube support frame (2) is fixedly connected with a handrail sleeve (18), and anti-skid grains are arranged on the outer side of the handrail sleeve (18).
4. A neck adjustable angle office chair as claimed in claim 1, wherein: adjusting groove (4) left end fixedly connected with movable block (19), the inboard and adjusting lever (6) sliding connection of movable block (19), the left end and backplate (1) fixed connection of movable block (19).
5. A neck adjustable angle office chair as claimed in claim 1, wherein: the upper end of the adjusting rod (6) is fixedly connected with a connecting plate (20), and the upper end of the connecting plate (20) is fixedly connected with the neck protection pad (13).
6. A neck adjustable angle office chair as claimed in claim 1, wherein: the left end of the short shaft (9) is fixedly connected with a rotating handle (21), and the rotating handle (21) is arranged on the left side of the back plate (1).
7. A neck adjustable angle office chair as claimed in claim 1, wherein: the upper end fixedly connected with stopper (22) of rack (7), the lower extreme of rack (7) also fixedly connected with stopper (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023114435.9U CN213820636U (en) | 2020-12-22 | 2020-12-22 | But rib angle regulation's office chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023114435.9U CN213820636U (en) | 2020-12-22 | 2020-12-22 | But rib angle regulation's office chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213820636U true CN213820636U (en) | 2021-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023114435.9U Active CN213820636U (en) | 2020-12-22 | 2020-12-22 | But rib angle regulation's office chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213820636U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116039466A (en) * | 2023-01-14 | 2023-05-02 | 厦门市戴尔乐新能源汽车有限公司 | Adjustable seat of golf cart |
-
2020
- 2020-12-22 CN CN202023114435.9U patent/CN213820636U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116039466A (en) * | 2023-01-14 | 2023-05-02 | 厦门市戴尔乐新能源汽车有限公司 | Adjustable seat of golf cart |
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